German police raided premises in four states early Tuesday on suspicion that extremists were scouting locations for an attack, officials said.
Berlin prosecutors said the raids took place at nine locations in the German capital and the states of Brandenburg, North Rhine-Westphalia and Thuringia.
The suspects, who are aged 23 to 28, are accused of having scouted out locations for a launching possible attacks later, according to a statement by prosecutors.
“According to current information there was no concrete threat of an attack yet,” prosecutors added, the Associated Press reported.
Authorities acted after discovering photographs on a suspect's cellphone during a police check.
Some 180 officers were involved in Tuesday's raids, during which police seized cash, knives and data storage devices.
